Grasp then the coin between thumbs and index fingers. Leave then your grasp, been based thereby it on the index finger. If you use your middle fingers to the edge of the coin, then they seize been based on the middle finger. Then you do the same with the Ringfinger. With your small finger, take the edge and let it fall between your small finger and Ringfinger. Use your thumb and go under the fingers, in order to seize the coin between the small finger and Ringfinger. Practice and enjoy!